Identify the names of persons related to the following statements
(1) The leader who sacrificed his life for the creation of separate State of Andhra Pradesh.
(2) The founding president of Congress Socialist Party
(3) The first Chief Election Commissioner of India
(4) Architect of second five year plan
Hints :
(a) P.C Mahalanobis
(b) Sukumar Sen
(c) Potti Sriramulu
(d) Acharya Narendra Dev.
